Pulled out common code from ProjectionActivityPlotGroup to make a new base class to be used in ConnectionFieldPlotGroup and ProjectionPlotGroup
Pulled out common code from ProjectionActivityPlotGroup to make a new base class to be used in ConnectionFieldPlotGroup and ProjectionPlotGroup


ioam/svn-history,ioam/svn-history,ioam/svn-history,ioam/svn-history,ioam/svn-history